66700000034 has 16 divisors (see below), whose sum is σ = 100337382720. Its totient is φ = 33254247600.

The previous prime is 66700000033. The next prime is 66700000079. The reversal of 66700000034 is 43000000766.

66700000034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 66699999949 and 66700000012.

It is not an unprimeable number, because it can be changed into a prime (66700000033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4617347 + ... + 4631769.

It is an arithmetic number, because the mean of its divisors is an integer number (6271086420).

Almost surely, 2^66700000034 is an apocalyptic number.

66700000034 is a deficient number, since it is larger than the sum of its proper divisors (33637382686).

66700000034 is a wasteful number, since it uses less digits than its factorization.

66700000034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20905.

The product of its (nonzero) digits is 3024, while the sum is 26.

It can be divided in two parts, 6 and 6700000034, that multiplied together give a palindrome (40200000204).

The spelling of 66700000034 in words is "sixty-six billion, seven hundred million, thirty-four", and thus it is an aban number.